120 lines
3.8 KiB
JavaScript
120 lines
3.8 KiB
JavaScript
'use strict'
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const tap = require('tap')
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const readAttributeValue = require('./read-attribute-value')
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const { BerReader } = require('@ldapjs/asn1')
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const missingError = Error('attribute value does not start with equals sign')
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tap.test('throws if missing equals sign', async t => {
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let input = Buffer.from('foo')
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t.throws(
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() => readAttributeValue({ searchBuffer: input, startPos: 3 }),
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missingError
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)
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input = Buffer.from('foo ≠')
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t.throws(
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() => readAttributeValue({ searchBuffer: input, startPos: 3 }),
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missingError
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)
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})
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tap.test('handles empty attribute value', async t => {
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const input = Buffer.from('foo=')
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const result = readAttributeValue({ searchBuffer: input, startPos: 3 })
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t.same(result, { endPos: 4, value: '' })
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})
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tap.test('returns attribute value', async t => {
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const input = Buffer.from('foo=bar')
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const result = readAttributeValue({ searchBuffer: input, startPos: 3 })
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t.same(result, { endPos: 7, value: 'bar' })
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})
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tap.test('quoted values', t => {
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t.test('throws if quote is unexpected', async t => {
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const input = Buffer.from('=foo"bar')
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t.throws(
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() => readAttributeValue({ searchBuffer: input, startPos: 0 }),
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'unexpected quote (") in rdn string at position 4'
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)
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})
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t.test('handles a basic quoted value', async t => {
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const input = Buffer.from('="bar"')
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const result = readAttributeValue({ searchBuffer: input, startPos: 0 })
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t.same(result, { endPos: 6, value: 'bar' })
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})
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t.test('handles quote followed by end char', async t => {
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const input = Buffer.from('="bar",another=rdn')
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const result = readAttributeValue({ searchBuffer: input, startPos: 0 })
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t.same(result, { endPos: 6, value: 'bar' })
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})
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t.test('significant spaces in quoted values are part of the value', async t => {
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const input = Buffer.from('="foo bar "')
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const result = readAttributeValue({ searchBuffer: input, startPos: 0 })
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t.same(result, { endPos: 13, value: 'foo bar' })
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})
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t.test('throws if next significant char is not an end char', async t => {
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const input = Buffer.from('="foo bar" baz')
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t.throws(
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() => readAttributeValue({ searchBuffer: input, startPos: 0 }),
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'significant rdn character found outside of quotes at position 7'
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)
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})
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t.test('throws if ending quote not found', async t => {
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const input = Buffer.from('="foo')
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t.throws(
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() => readAttributeValue({ searchBuffer: input, startPos: 0 }),
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'missing ending double quote for attribute value'
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)
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})
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t.end()
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})
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tap.test('leading and trailing spaces are omitted', async t => {
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const input = Buffer.from('= foo ')
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const result = readAttributeValue({ searchBuffer: input, startPos: 0 })
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t.same(result, { endPos: 9, value: 'foo' })
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})
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tap.test('parses escaped attribute values', async t => {
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const input = Buffer.from('foo=foo\\#bar')
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const result = readAttributeValue({ searchBuffer: input, startPos: 3 })
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t.same(result, { endPos: 12, value: 'foo#bar' })
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})
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tap.test('stops reading at all ending characters', async t => {
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const tests = [
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{ input: '=foo,bar', expected: { endPos: 4, value: 'foo' } },
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{ input: '=foo+bar', expected: { endPos: 4, value: 'foo' } },
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{ input: '=foo;bar', expected: { endPos: 4, value: 'foo' } }
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]
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for (const test of tests) {
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const result = readAttributeValue({
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searchBuffer: Buffer.from(test.input),
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startPos: 0
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})
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t.same(result, test.expected)
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}
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})
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tap.test('reads hex encoded string', async t => {
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const input = Buffer.from('=#0403666f6f')
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const result = readAttributeValue({ searchBuffer: input, startPos: 0 })
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const expected = {
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endPos: 12,
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value: new BerReader(Buffer.from([0x04, 0x03, 0x66, 0x6f, 0x6f]))
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}
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t.same(result, expected)
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t.equal(result.value.buffer.compare(expected.value.buffer), 0)
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})
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